Tornado Resistant Windows

YOU’LL FEEL SAFE AND SECURE KNOWING THIS WINDOW CAN RESIST WIND SPEEDS OF 250 MPH

Quality Glass Block carries Seves Glass Block™ LightWise^® Architectural Systems Tornado Resistant Windows, which have been engineered a high-performance window that provides effective protection against air pressure and flying debris caused by tornado-force winds.

The perfect choice for shelters, safe rooms, schools and Government Facilities. These highly structured steel framed glass block windows allow you to see what is happening on the outside while protecting what is inside. The factory assembled panels are customizable to your needs with top quality materials and the use of VistaBrik solid glass block made by Seves Glass Block™.

Safety, Durability, & Light Transmittance:

Having Tornado Resistant Windows can be versatile and available in various sizes while utilizing laminated VISTABRIK^®. Seves Glass Block™ solid glass block with a steel frame and grid system is ideal for facilities where safety and security is needed. Providing the protection from the elements and allowing you to see what is happening outside during these stressful times, provides light when times are dark with minimal maintenance in return.

In accordance with FEMA 361, Seves LightWise^® Architectural Systems Tornado Resistant Windows passed several levels of air pressure tests including 309 positive psf and negative 413 psf. The 413 psf equates to a wind speed of over 400 mph. it is significant to note that the highest recorded wind speed on earth was 253 mph.

Performance Features & Benefits:

• Highest standard of performance for FEMA 361 “Design and Construction Guidelines for Community Safe Rooms”
• Factory assembled for consistent quality
• Effective protection against air pressure and flying debris caused by tornado-force winds

This Factory Assembled Window Provides:

• Reduced on-site labor costs
• Strength and durability of steel
• Resistance to Tornado-force winds and flying debris
• Beauty and strength of laminated VISTABRIK^®
• Protection from damaging UV rays
• Enhanced security with vision and light transmission

Seves LightWise^® Tornado Resistant Windows Are Manufactured To Meet The Following Standards:

• ASTM E283 
  Standard Test Method for Determining Rate of Air Leakage
• ASTM E330 
  Standard Test Method for Structural Performance
• FEMA 361 / “Safe rooms for Tornado & Hurricanes: Guidance for Community & Residential Safe Rooms” 
  Air Pressure and Tornado Missile Impact Test
  Two hits: 15lbs., 2×4 @100 mph
• FEMA 320 / “Taking Shelter from a Storm – Building a Safe Room For Your Home or Small Business
• ICC 500
  Passed air pressure tests (+309/-413) psf., which equates to a wind speed of over 400 mph (with a 1.5 safety factor)